Leverage Ubuntu’s default sudo installation to allow fine-grained control over privileged access. If you have used a number of different Linux distributions in the past, one surprising thing you’ll notice the first time you use Ubuntu is that it disables the root account. For most other distributions, the installer prompts you for root’s...

Linux has inherited from UNIX a well-planned hierarchy for organizing where things may be found. It isn’t perfect, but it is generally logical and mostly consistent, although distributions do tend to make some modifications that force some thinking and adaptation when moving between, say, Fedora, Slackware, and Ubuntu. The following table shows some of the...